<template>
  <view>
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item, index) in swiperList" :key="index">
        <navigator class="swiper-item" :url="`subpkg/goods_detail/goods_detail?goods_id=${item.goods_id}`">
          <img :src="item.image_src" alt="" />
        </navigator>
      </swiper-item>
    </swiper>
    <view class="nav-list">
      <view class="nav-item" v-for="(item, index) in navList" :key="index" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-image"></image>
      </view>
    </view>
    <!-- 楼层区域 -->
     <view class="floor-list">
     <!-- 楼层 item 项 -->
      <view class="floor-item" v-for="(item, i) in floorList" :key="i">
      <!-- 楼层标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <view class="floor-img-box">
          <!-- 左侧大图片的盒子 -->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix" ></image>
          </navigator>
          <!-- 右侧 4 个小图片的盒子 -->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
              <image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}"></image>
            </navigator>
          </view>
        </view>
      </view>
     </view>
  </view>
</template>

<script>
import { $http } from '@escook/request-miniprogram';

  export default {
    data() {
      return {
        swiperList:[],
        navList:[],
        floorList:[]
      };
    },
    onLoad() {
      this.getSwiperList()
      this.getPagedata()
      this.getFloorList()
    },
    methods: {
        async getSwiperList() {
          const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
          if(res.meta.status!=200) return uni.$showMsg()
          this.swiperList = res.message
          
        },
        async getPagedata() {
          const {data:res} = await $http.get('/api/public/v1/home/catitems')
          if(res.meta.status!=200) return uni.$showMsg()
          this.navList = res.message
        },
        navClickHandler(item) {
          console.log(item)
        },
         // 3. 定义获取楼层列表数据的方法
        async getFloorList() {
          const { data: res } = await uni.$http.get('/api/public/v1/home/floordata')
          if (res.meta.status !== 200) return uni.$showMsg()
          // 通过双层 forEach 循环，处理 URL 地址
          res.message.forEach(floor => {
            floor.product_list.forEach(prod => {
              prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
            })
          })
          this.floorList = res.message
          
          uni.$showMsg('请求数据成功!')
        }
    }
  }
</script>

<style lang="scss">
 swiper {
  height: 330rpx;
  .swiper-item,
  image {
    width: 100%;
    height: 100%;
  }
 }
  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;
    .nav-image {
      width: 128rpx;
      height: 140rpx;
    }
  }
  .floor-title {
    height: 60rpx;
    width: 100%;
    display: flex;
   }
  .right-img-box {
     display: flex;
     flex-wrap: wrap;
     justify-content: space-around;
  }
  .floor-img-box {
     display: flex;
     padding-left: 10rpx;
  }
</style>
